| Route Name | Direction | Termini | Junctions | Length | Remarks |
|---|
 FM 112 [15] | W/E | SH 95 to Milam County | | Approximately 18.0 mi (29.0 km) | Known in Taylor as E Walnut St and as Martin Luther King, Jr Blvd. |
 RM 243 [16] | E/W |  US 183 to Burnet County | | Approximately 0.3 mi (0.48 km) | |
 FM 397 [17] | Clockwise | US 79 to SH 95 | | 3.456 mi (5.562 km) | Route entirely in Taylor, where it is known as Carlos G Parker Blvd and forms northwest quadrant of a beltway loop |
 FM 486 [18] | N/S | Milam County to FM 112 | | Approximately 2.9 mi (4.7 km) | |
 FM 487 [19] | W/E | | | Approximately 27.8 mi (44.7 km) | - Known in Florence as E Main St
- Known in Jarrell as E Ave J, S 6th St, Ave L, IH 35 frontage roads, and also C. Bud Stockton Loop
- Official route designation is discontinuous as it excludes above detours (signed as FM 487 due to lack of direct crossing)
- Enters Bell County north of Schwertner for approximately 0.4 miles (0.64 km), re-enters Williamson County for approximately 7.5 miles (12.1 km), then re-enters Bell County in Bartlett, about 800 feet (240 m) short of SH 95
- Known in Bartlett as S Brune St and as W Clark St
|
 FM 619 [20] | N/S | FM 1331 to Lee County | | Approximately 20.1 mi (32.3 km) | Official route designation excludes 0.34-mile (0.55 km) concurrency with FM 112 |
 FM Spur 619 | W/E | FM 619 to Lee County | | Approximately 2.0 mi (3.2 km) | Ends at intersection with Lee CR 304 and Post Oak Dr (at Lee County Line) |
 RM 620 [21] [22] | W/E | Travis County to I-35 | | Approximately 19.8 mi (31.9 km) | - Officially known as UR (Urban Road) 620
- Certified mileage includes 3.3-mile (5.3 km) concurrency with SH 45 frontage roads
- Junction with RM 2769 (Anderson Mill Rd) is at Travis County Line
- Known within Round Rock city limits as Round Rock Ave
|
 FM 685 [23] | N/S | US 79 to Travis County | | Approximately 3.0 mi (4.8 km) | - Known in and near Hutto (east of SH 130) as Chris Kelley Blvd
- Concurrent as frontage roads of SH 130 south of that point and into Travis County
|
 FM 734 [24] [25] | W/E | RM 1431 to Travis County | | Approximately 6.6 mi (10.6 km) | - Known officially as UR (Urban Road) 734
- Known locally as Parmer Ln for its entire length
|
 FM 970 [26] | W/E | US 183 to Bus. SH 195 | | 8.061 mi (12.973 km) | |
 FM 971 [27] | W/E | Spur 158 to Williamson County Road 361 | | 23.818 mi (38.331 km) | - Known informally in Georgetown as Weir Rd
- Known in Granger as W Mesquite St, as S Commerce St for two blocks concurrent with SH 95, and as E Davilla St
- Certified mileage excludes above concurrency
- Ends and becomes Williamson CR 361 at an arbitrary point northeast of Granger Lake dam
|
 FM 972 [28] | W/E | I-35 to SH 95 | | 13.685 mi (22.024 km) | |
 FM 973 [29] | N/S | US 79 to Travis County | | Approximately 6.8 mi (10.9 km) | |
 FM 1063 [30] | N/S | FM 1331 to US 79 | | 5.761 mi (9.271 km) | |
 FM 1105 [31] | S/N | FM 2606 to FM 487 | | 13.944 mi (22.441 km) | |
 FM 1325 [32] [33] | N/S | SH 45 to Travis County | | Approximately 1.5 mi (2.4 km) | Also known as Burnet Rd (state designation ends at US 183). |
 FM 1331 [34] | W/E | SH 95 to Milam County | | Approximately 12.4 mi (20.0 km) | |
 RM 1431 [35] | W/E | Travis County to I-35 | | Approximately 10.5 mi (16.9 km) | |
 FM 1460 [36] | N/S | Spur 26 to US 79 | | 8.066 mi (12.981 km) | |
 FM 1466 [37] | W/E | SH 95 to FM 619 | | 6.72 mi (10.81 km) | - Known in Coupland as Herrin St and one block of N Commerce St
|
 FM 1660 [38] | N/S | SH 29 to SH 95 | | 18.47 mi (29.72 km) | - Official route designation excludes concurrency with US 79 in Hutto
|
 RM 1869 [39] | E/W | US 183 to Burnet County | | Approximately 10.1 mi (16.3 km) | |
 RM 2243 [40] | E/W | Spur 26 to US 183 | | 11.286 mi (18.163 km) | Known in Georgetown as Leander Rd |
 RM 2338 [41] | N/S | FM 970 to Georgetown city limit | | 8.753 mi (14.087 km) | |
 FM 2843 [42] | N/S | Bell County to FM 487 | | Approximately 3.7 mi (6.0 km) | |
 FM 3349 [43] | N/S | US 79 to FM 1660 | | 4.188 mi (6.740 km) | |
 FM 3405 [44] | W/E | US 183 to RM 2338 | | 7.561 mi (12.168 km) | |
 FM 3406 [45] | E/W |  I-35 to Round Rock city limit | | 2.167 mi (3.487 km) | |
I-35 [1] 
US 79 [2] 
US 183 [3] 
SH 29 [5] 
SH 45 
SH 95 [6] 
SH 138 [7] 
SH 195 [8] 
I-35 / SH 130 Toll to Bell County 
Spur 26 [9] 
Spur 158 [10] 
Spur 277 [11] 
Loop 332 [12] 
Spur 379 [13] 
Loop 1 Toll 
SH 45 Toll 
183A Toll Road 
FM 112 [15] 
RM 243 [16] 
FM 397 [17] 
FM 486 [18] 
FM 487 [19] 
FM 619 [20] 
FM Spur 619 
RM 620 [21] [22] 
FM 685 [23] 
FM 734 [24] [25] 
FM 970 [26] 
FM 971 [27] 
FM 972 [28] 
FM 973 [29] 
FM 1063 [30] 
FM 1105 [31] 
FM 1325 [32] [33] 
FM 1331 [34] 
RM 1431 [35] 
FM 1460 [36] 
FM 1466 [37] 
FM 1660 [38] 
RM 1869 [39] 
RM 2243 [40] 
RM 2338 [41] 
FM 2843 [42] 
FM 3349 [43] 
FM 3405 [44] 
FM 3406 [45]