Part 220. PART 220—RAILROAD COMMUNICATIONS

• SUBPART A [§ 220.1 - § 220.13] - Subpart A—General
• SUBPART B [§ 220.21 - § 220.61] - Subpart B—Radio and Wireless Communication Procedures
• SUBPART C [§ 220.301 - § 220.315] - Subpart C—Electronic Devices
• SUBPART 0 -

• APPENDIX

  • Appendix A to Part 220—Recommended Phonetic Alphabet
  • Appendix B to Part 220—Recommended Pronunciation of Numerals