773 Rate Centers & Exchanges
12 rate centers · Illinois · Central Time
A rate center is the geographic unit used by phone carriers to determine local calling areas and billing. Each rate center has a specific name and set of NXX exchanges (the 3-digit prefix after the area code) assigned to it. The map below shows the 12 rate centers within area code 773.
Rate Center Locations
12 centers in area code 773All Rate Centers in Area Code 773
| Rate Center |
|---|
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Chicago Zone 01-Wabash
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Chicago Zone 02-Edgewater
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Chicago Zone 03-Kildare
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Chicago Zone 03-Newcastle
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Chicago Zone 04-Humboldt
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Chicago Zone 04-Lakeview
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Chicago Zone 05-Austin
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Chicago Zone 06-Kedzie
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Chicago Zone 07-Stewart
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Chicago Zone 08-Portsmouth
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Chicago Zone 10-Beverly
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Chicago Zone 10-Pullman
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