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.

Indianapolis Colts head coach Chuck Pagano speaks with reporters about the upcoming preseason game against Cincinnati and gives updates on injured players.

Indianapolis Colts head coach Chuck Pagano addresses reporters' questions about the offensive line and how the group is working to fix mistakes.

Colts left tackle Anthony Castonzo talks about returning to Anderson University for training camp and gelling with the offense and his new center Ryan Kelly.

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. 

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?

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."

Through half of the regular season, where do the top Indianapolis Colts players stand in regard to their Pro Football Focus grades?

The midway point of the 2019 NFL regular season is here, and with it is recognition of those who have performed exceptionally well to this point. The Indianapolis Colts, being one of the top teams in the AFC, are among those being recognized for their accomplishments.

Pro Football Focus has compiled a list of the best players at each position after the first four games of the 2019 regular season; Anthony Castonzo is PFF's selection at left tackle, while Quenton Nelson was an honorable mention selection at left guard.

Despite a tough loss to the visiting Oakland Raiders in Week 4, Quenton Nelson and some of his Indianapolis Colts teammates were recognized by Pro Football Focus for their performances on Sunday.

For his efforts in Week 2 in the Indianapolis Colts' win over the Tennessee Titans, left tackle Anthony Castonzo became the second consecutive Colts player to be named to Pro Football Focus' "Team of the Week."

The Indianapolis Colts may have lost their regular season opener to the Los Angeles Chargers on Sunday, but several of their players earned high marks in the effort according to Pro Football Focus, including running back Marlon Mack, who was named to PFF's Week 1 "Team of the Week."

The Indianapolis Colts on Wednesday held their annual Kickoff Luncheon at the Indiana Roof Ballroom in downtown Indianapolis. What did Jim Irsay, Chris Ballard, Frank Reich and several players have to say to host Jeff Saturday about the upcoming season?

With the Indianapolis Colts set to begin training camp soon at Grand Park Sports Campus in Westfield, Ind., 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 24 at Grand Park Sports Campus in Westfield, Ind. We continue today with the tackle position.

With the 2019 regular season right around the corner, what are some milestones for the Indianapolis Colts and their players to keep an eye on?

The Indianapolis Colts' offensive line showed great improvement in pass protection in 2018. Now, they're even being considered the best unit in the league in that area heading into 2019.

Now 30 years old — and entering his age-31 season — Anthony Castonzo is physically feeling better than he has at any point of his NFL career. What's changed for the Indianapolis Colts' left tackle?

With help from their friends at Build-A-Bear, the Colts spread holiday joy to kids at Riley Hospital for Children - and took a little home with themselves too. 

Indianapolis Colts left tackle Anthony Castonzo, who has missed the team's first five games of the season with a hamstring injury, could make his 2018 debut today on the road against the New York Jets.

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