About this number
(541) 663 is a landline based telephone number operated by Frontier Communications Northw and is located in zip code 97850 in the city of La Grande, Oregon, which is in Union County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 541 and Network Numbering Exchange (NXX - also known as a prefix) of 663. It has an Operating Company Number (OCN) of 4323. A Common Language Location Identifier (CLLI) of LAGRORXBDS1. As well as a Local access and transport area (LATA) of 672. Zip code 97850 has a population of 16,955 as of the 2010 census.