1. DPZRAMON

Bio: Operating Partner Domino's Pizza Chicago. 3103 N. Clark, 2455 W. Fullerton, 2231 N. Lincoln, 4039 W. 26th, 1234 S.Canal, 143 W. Division
Greatest Assets: Frequently tweets and interacts, answers questions, offers promotions/deals.
Sample Tweet: Chicago we r winding it down :( 10-12 minutes left of FREE Slices at the Chicago Dominos Pizza stores Thanks for coming out!!!
Follow @DPZRAMON

2. Pie Hole Pizza Joint

Bio: Kick-ass pizza joint and micro-lounge in the heart of Boystown, Chicago.
Greatest Assets: Very social, humorous at times, interacts and tweets frequently.
Sample Tweet: So what's with the weather? We might just fire up the patio heater!
Follow @pieholepizza

3. Rizzata's Pizzeria

Bio: Motivated Entrepeneur get word out about our pizza
Greatest Assets: Tweets fairly frequently, integrates Web/Facebook presence, tweets about current events as well.
Sample Tweet: Rizzata's Pizzeria - Happy Independence Day!!!
Follow @ChicagosDDish

4. Home Run Inn

Bio: A Chicago staple since 1947. Restaurants and frozen pizza using only the highest quality ingredients. Pizzeria taste at your place.
Greatest Assets: Retweets, asks questions, interacts, tweets frequently.
Sample Tweets: Eat the crust? Leave the crust? Tell us how you like your HRI pizza! We wanna know!
Follow @HomeRunInn

5. Lou Malnati's Pizza

Bio: The Best Pizza in the World
Greatest Assets: Posts promotions, events, and trivia, interacts with users, tweets fairly frequently.
Sample Tweet: No one can cook like Mamma Malnati! Handing out samples of Mamma's cookin tonight at Bucktown carryout location, 5-7pm. 1520 N. Damen.
Follow @LouMalnatis

6. Gino's East

Bio: The Original Gino's East, Chicago's Legendary Deep Dish Pizza since 1966.
Greatest Assets: Interacts, monitors feedback, posts promotions, tweets fairly often.
Sample Tweet: Call our catering department to hear about our great deals 312-266-5421
Follow @ginoseast

7. HomeMade Pizza Co.

Bio: Fresh, all-natural, bake-at-home. HomeMade is pizza, the way it was meant to be.
Greatest Assets: Posts promotions, tweets fairly frequently, interacts.
Sample Tweet: Don't forget, we have a special follow-gift for our Tweeps -- $5 OFF your next HomeMade visit! http://hmpco.net/tweeps Thank you so much!
Follow @HomeMadePizzaCo

Also worth checking out:

Francesca Restaurants

Bio: Visit one of our many Chicagoland restaurants for the freshest, seasonal rustic Italian dishes.
Greatest Assets: Not just pizza but offers other Italian food too and posts promotions/events.
Sample Tweet: Francesca's Campagna in West Dundee is offering a $15.99 spaghetti and meatball dinner with garlic bread tonight.
Follow @Mia_Francesca

Help us add to this list! Did we leave out a Chicago pizza place on Twitter? How about a pizza enthusiast from Chicago who tweets - can you think of one we should add? Let us know by leaving a comment or writing to us on Twitter @BTChicago.