Hours Of Operations Sigma Computer Illinois Chicago Sigma Computer Hours of Operation and Locations in Chicago, IL 4.9 - 13 votes 1 Locations in Chicago www.sigmacomputerchicago.com Sigma Computer Hours Category: Electronics Sigma Computer - Chicago, IL 60632 5220 S Pulaski Rd, #238(773) 581-9083 View Store Details Explore ChicagoView More Apparel CostcoMarshallsTJ MaxxRoss Dress for LessBurlington Coat Factory Sports CostcoTargetSports AuthorityNew BalanceLA Fitness Jewelry CostcoMarshallsBurlington Coat FactoryZalesSaks Fifth Avenue Recommend For You Pc Rebuilders Incorporated Navy United States Department Softchoice Corporation Computer Love Great Computer Systems E & M Computer Repair Bti Communications Group Mgm Communications Llc Thompson's Communication 4 Access Communication