Here is an overview of all GSM and CDMA based cell phone networks and carriers including their signal frequency in the United States. Updated: October 30th, 2008.

USA GSM Networks & Carriers:

1. Advantage Cellular Systems Inc (GSM 850)
2. Airadigm Communications (GSM 1900)
3. Alaska Wireless Communications, LLC (Dutch Harbor) (GSM 850)
4. Alltel Communications Inc (GSM 850/1900)
5. Arctic Slope Telephone Association Cooperative (Artic Slope Telephone Association Cooperative) (GSM 850)
6. AT&T Mobility (3G 850/1900)
7. C T Cube, LP (GSM 850)
8. Caprock Cellular Limited Partnership (GSM 850)
9. Cellular Properties, Inc (Cellular One of East Central Illinois) (GSM 850)
10. Centennial Communications (GSM 850)
11. CGKC&H No. 2 Rural Cellular LP (West Central Wireless) (GSM 850)
12. Chariton Valley Communications Corporation Inc (Chariton Valley Communication Corporation) GSM 1900
13. Choice Wireless LC (AmeriLink PCS) (GSM 1900)
14. Cincinnati Bell Wireless (Cincinnati Bell Wireless – Cincinnati, OH) (GSM 1900)
15. Commnet Wireless, LLC (GSM 850/1900)
16. Convey Communications Inc. (GSM 1900)
17. Cordova Wireless Communications Inc (3G 850)

 

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