About this number
(937) 399 is a landline based telephone number operated by Ameritech Ohio and is located in zip code 45503 in the city of Springfield, Ohio, which is in Clark County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 937 and Network Numbering Exchange (NXX - also known as a prefix) of 399. It has an Operating Company Number (OCN) of 9321. A Common Language Location Identifier (CLLI) of SPFDOH3939C. As well as a Local access and transport area (LATA) of 328. Zip code 45503 has a population of 32,999 as of the 2010 census.