Driven by more sales to medium and large businesses, US LEC says it now has more than 24,000 customers.

The telecommunications provider has added nearly 2,500 medium and large business customers so far this year.

US LEC (Nasdaq: CLEC) has rolled out a number of new services this year with an emphasis on Internet Protocol technology. The company now serves 116 markets in 15 states.

US LEC: www.uslec.com