When I needed 350' of LMR-400 and Texas Towers was out of stock, I called:
1788 Northpointe Rd., Columbia, TN 38401 UNITED STATES
PH: 615-791-0281 TF: 800-635-5342 FX: 615-791-6182
They're an authorized distributor of Times Microwave and they had it in stock. Know what you're willing to pay before calling.