Woods 345 Phone Wire, Direct Burial, 24/4, 500-Feet. 500-Feet spool of wire. PHONE STATION, AWG size: 24/4. Industry approvals: ul444, nec article 725 type cm. Soft annealed solid copper per astm b3-90. For in-wall installations, single line telephone systems, and intercoms. 24/4 500PHONE STATION GY . The Woods brand is a registered trademark of Coleman Cable Inc.