Indianapolis Colts offensive lineman Anthony Castonzo discussed the depth of understanding QB Philip Rivers already has over the team's offense and getting in a rhythm in the run game.

Indianapolis Colts offensive lineman Anthony Castonzo spoke with the media about how he was able to be extremely focused in the offseason and what he has seen from quarterback Philip Rivers.

Indianapolis Colts general manager Chris Ballard took the podium on Tuesday to discuss the future of Anthony Castonzo and provide thoughts on Jacoby Brissett during the 2020 NFL Combine.

Indianapolis Colts offensive lineman Anthony Castonzo discusses how he will go about considering his future in the NFL this offseason as an unrestricted free agent and provided his final thoughts on the 2019 season.

Indianapolis Colts offensive lineman Anthony Castonzo discusses clicking in all three phases against the Panthers and the meaning of playing their best game of the season against Jacksonville in week 17.

Indianapolis Colts offensive lineman Anthony Castonzo discusses what the team hopes to accomplish in the final two weeks of the season and his support of Quenton Nelson and Darius Leonard as Pro Bowl starters.

Indianapolis Colts offensive lineman Anthony Castonzo describes what it means to him to play on Monday Night Football and how wide receiver Zach Pascal has made an impact on the offense.

Indianapolis Colts offensive lineman Anthony Castonzo discusses representing 'Kid's Voice' during the My Cause, My Cleats game on Sunday and how the team will draw on experience from 2018 to finish the regular season.

Indianapolis Colts offensive lineman Anthony Castonzo describes how the team is flipping the switch going into week 11 and what impresses him about the Jacksonville Jaguars defensive front.

Indianapolis Colts offensive lineman Anthony Castonzo touched on the performance of quarterback Brian Hoyer in relief of Jacoby Brissett and their performance through the first eight games of the season.

Indianapolis Colts offensive lineman Anthony Castonzo on the significance of the team's divisional matchup with the Houston Texans and what they need to do to continue momentum in the run game.

Indianapolis Colts linebacker Anthony Walker describes the boost that the return of Darius Leonard brings to the defense and how the team is looking to approach the Texans.

Indianapolis Colts offensive lineman Anthony Castonzo is loving playing in the team's explosive offense this season and gives credit to Colts fans for providing a home field advantage.

Indianapolis Colts offensive lineman Anthony Castonzo describes the team's continued focus on the run game and how he is taking care of his body daily through training camp.

Indianapolis Colts offensive lineman Anthony Castonzo is feeling strong to start training camp and sees his teammates on the offensive line finding their groove in the second practice.

Veteran Colts players let rookie linebacker Matthew Adams wear the microphone during Christmas Caroling in Riley Hospital for Children this holiday season.

Colts players Andrew Luck, Anthony Castonzo, Jacoby Brissett and Matthew Adams visited Riley Hospital for Children this holiday season, where they delivered gifts and sang Christmas carols to numerous patients.

Indianapolis Colts Head Coach Chuck Pagano addresses the media during a midweek press conference preceding the final game of the 2017 regular season against the Houston Texans.

The Indianapolis Colts visit the Riley Hospital for Children to spend time with patients and sing their favorite Christmas songs.

The Colts lose 20-17 to the Steelers. Hear from Colts players in the locker room.

Colts reporter Caroline Cann talks about the importance of the Colts front seven against the Rams and what fans can keep an eye on come Sunday.

The Colts activate Center/Guard Brian Schwenke to the active roster off the physically unable to participate list. Colts Reporter Caroline Cann breaks down the importance of more healthy bodies competing on the offensive line.

Colts tackle Anthony Castonzo explains why QB Andrew Luck and members of the offensive line get along so well on and off the football field.

Indianapolis Colts Media Reporter Caroline Cann catches up with Colts Tackle Anthony Castonzo who is spending part of his offseason in Hollywood. He is participating in the NFL's Externship Program at Whalerock Industries.

Colts Media Reporter Caroline Cann talks why the loss of Jack Mewhort is such a big loss heading into this weeks game against the Vikings. Also, hear from Colts' players on the big, aggressive Minnesota defense.

The Indianapolis Colts today officially began on-field preparations for Sunday's season opener against the Jacksonville Jaguars. What were some of the top takeaways on the day? Here's today's Colts Notebook.

What's the latest in #ColtsCamp from the players' perspective? Hear from tackle Anthony Castonzo, defensive end Justin Houston, linebacker Darius Leonard and wide receiver Zach Pascal in today's edition of "Camp Chatter."

Indianapolis Colts left tackle Anthony Castonzo today spoke to the media via video conference. What did he have to say about ultimately deciding to play in 2020 despite concerns about COVID-19, why he wants his teammates to lean on a talented Indy offensive line, his first impressions of Philip Rivers and more?

With the Indianapolis Colts set to begin training camp soon at the Indiana Farm Bureau Football Center in Indianapolis, Colts.com previews the team's offensive linemen.

Take a look at the burning questions at each position as the Indianapolis Colts get set to report to training camp July 28 at the Indiana Farm Bureau Football Center. We continue today with the offensive tackles.

Indianapolis Colts left tackle Anthony Castonzo this offseason sat down for a 1-on-1 interview with Colts.com's Matt Taylor. What are Castonzo's thoughts on his decision to re-sign with the team, a feeling of unfinished business, playing next to Quenton Nelson and more?

According to Pro Football Focus, the Indianapolis Colts are blessed with one of the best offensive tackle duos in the league, as PFF ranked Anthony Castonzo and Braden Smith as the fourth-best pairing in the National Football League.

The Indianapolis Colts headed into the 2020 offseason with some major needs in a few key areas. Now with the offseason program completed, we take a look back at how the team was able to address those needs.

Indianapolis Colts left tackle Anthony Castonzo has flown under the radar throughout his career, but Pro Football Focus has actually graded him as one of the best offensive tackles in the NFL for quite some time now. Recently, they declared him the Colts' most underrated player.

Indianapolis Colts left tackle Anthony Castonzo talked to reporters on Tuesday, fresh off signing a two-year contract extension to stay with the team. What were the top takeaways from the conversation?

The Indianapolis Colts head into the offseason with plenty of decisions to make before free agency begins on March 18. Who are the team's unrestricted, restricted and exclusive rights free agents it will be evaluating over the next few weeks?

The Indianapolis Colts made it official today, announcing that they have agreed to terms on a contract extension for veteran left tackle Anthony Castonzo.

With the NFL's new league year starting at 4 p.m. on Wednesday, Colts.com takes a look at the Indianapolis Colts players set to become free agents, continuing today with unrestricted free agent-to-be Anthony Castonzo.

Indianapolis Colts general manager Chris Ballard today told reporters that veteran left tackle Anthony Castonzo, who was considering the possibility of retirement, has told him he wants to return to the Colts for a 10th season in 2020.

This week, Pro Football Focus released its list of the top 101 players from the 2019 season, and five Indianapolis Colts players made the list.

Colts.com is in Mobile, Ala., this week for the 2020 Senior Bowl. Head coach Frank Reich on Tuesday spoke with reporters from Ladd-Peebles Stadium, where he discussed his approach to scouting quarterbacks, the latest on left tackle Anthony Castonzo's status and much more.

Through its partnership with the NFL, Microsoft launched an award to recognize players who use technology to create, advance, and inspire. Fans are invited to vote for the winner - and they could win a trip to the Super Bowl. 

After another rock-solid season up front, the Indianapolis Colts' offensive line was ranked as the third-best unit in the National Football League, according to Pro Football Focus.

Indianapolis Colts offensive linemen Quenton Nelson and Anthony Castonzo have been named All-Pros by Pro Football Focus; Nelson as the First-Team left guard and Castonzo as the Second-Team left tackle.

Indianapolis Colts veteran left tackle Anthony Castonzo had perhaps the best season of his nine-year NFL career in 2019, but set to become a free agent in March, he says he's considering all kinds of options moving forward, including retirement.

It's the season of giving. From clothes and shoes and presents to their presence - being able to give back is something the Colts take to heart.

The Indianapolis Colts had two players selected to play in the 2020 Pro Bowl, but seven others were selected as alternates — five on offense, one on defense and one on special teams.

Pro Football Focus has recognized each NFL team's most underrated player based on their grade compared to how much notoriety that player has nationally. For the Indianapolis Colts, PFF has declared starting left tackle Anthony Castonzo to be their most underrated player.

The Indianapolis Colts announced today that four players — wide receiver Parris Campbell, running back Marlon Mack, cornerback Shakial Taylor and safety Khari Willis — have been ruled out of Thursday night's game against the Houston Texans. Four other players, meanwhile, are questionable.

Although the Indianapolis Colts took a hard-fought loss to the Miami Dolphins on Sunday, Pro Football Football noticed that several of their players performed exceptionally well. That is especially true for Quenton Nelson and Justin Houston, who was named to PFF's "NFL Week 10 Team of the Week."

Look back at some of the best images of Indianapolis Colts offensive lineman Anthony Castonzo.

Highlights from Anthony's 2015 photo shoot in the #ColtsPhotoGarage.

The top 60 Indianapolis Colts draft picks as chosen by Colts.com writer Craig Kelley.

Indianapolis Colts players, cheerleaders and team mascot, Blue, visited Riley Hospital for Children at IU Health to distribute toys and sing carols on Tuesday, December 18.

Anthony Castonzo 2011 Highlights