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AreaCode/Prefix (Exchange) 712-640

NPA/Area Code:	712	NXX Use Type:	LANDLINE
NXX/Prefix:	640	NXX Intro Version:	2021-08-12
City:	ROCKWELL CITY	New NPA:
State:	IA	Latitude:	42.394
County:	CALHOUN	Longitude:	-94.6335
County Population:	9670	LATA:	630
ZIP Code:	50579	Overlay:
ZIP Code Pop:	2405	Rate Center:	LAKE CITY
ZIP Code Freq:	0	OCN:	482J
Time Zone:	Central (GMT -06:00)	FIPS:	19025
Observes DST:	Unknown	CBSA Code:
Prefix Status:	Active
Carrier/Company:	WEBSTER-CALHOUN TELEPHONE ASSOCIATION - IA

ZIP Code	Pop	Freq	City	State	County	Type
50579	2405	0	ROCKWELL CITY	IA	CALHOUN	LANDLINE

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