PORTLAND — Cellular Sales, an independent Verizon retailer, has opened a new store on Somerset Street.

Ten to 12 sales positions were created at the store, according to the company, which is headquartered in Knoxville, Tenn.

Cellular Sales has nearly 400 stores around the country and has been named one of the nation’s fastest-growing companies by Inc. magazine for the last three years, the company said.