Calls to the following prefixes are billed as local calls.

223 Newhall
227 Norway
227 Watkins
525 Hartwick
545 Tiffin
622 Amana
624 Solon
625 Coralville
626 North Liberty
627 West Liberty
632 Cedar Rapids (South)
639 Kinross
639 Ladora
643 West Branch
646 Wellman
647 Victor
655 Millersburg
656 Kalona
656 Richmond
664 North English
665 North Liberty
667 South English
679 Hills
679 Sharon
683 Hills
683 Sharon
685 Guernsey
738 Keswick
828 Oxford
841 Ely
845 Fairfax
846 Fairfax
848 Ely