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The list of Class I roads in Slovakia contains an overview of all communications that are categorized as Class I roads.

Route name	Route	Length [km]
I/2	Holíč – Malacky – Bratislava – Hungarian border at Rusovce	100
I/9	Czech border at Drietoma – Trenčín – Prievidza – Žiar nad Hronom Former portion of I/50	114
I/10	Czech border at Bumbálka – Bytča	30
I/11	Czech border at Svrčinovec – Čadca – Žilina	37
I/11A	Čadca bypass Portion of D3 motorway	5
I/11b	Čadca	1
I/12	Svrčinovec – Polish border at Skalité	15
I/13	Veľký Meder – Hungarian border at Medveďov	12
I/14	Banská Bystrica – Turčianske Teplice	22
I/15	Vranov nad Topľou – Stropkov	49
I/16	Zvolen – Lučenec – Rožňava – Košice Former portion of I/50	197
I/17	Hungarian border at Milhosť – Košice Former portion of I/68	18
I/18	Žilina – Vrútky – Ružomberok – Poprad – Prešov – Vranov nad Topľou – Michalovce Originally began at Bumbálka, but this section became the new I/10, a portion of the current I/61 and the new I/60 in 2015.	304
I/19	Košice – Michalovce – Ukrainian border at Vyšné Nemecké Former portion of I/50	90
I/20	Košice – Prešov Former portion of I/68	24
I/21	Lipníky – Svidník – Polish border at Vyšný Komárnik	59
I/35	Galanta – Sereď	8
I/49	Czech border at Lysá pod Makytou – Púchov – Beluša	27
I/49A	Dolné Kočkovce – Púchov Portion of R6 expressway	5
I/50	Czech border at Drietoma – Ukrainian border at Vyšné Nemecké Decommissioned on 1 August 2015. The Drietoma–Ladomerská Vieska section became the new I/9, the Ladomerská Vieska–Šášovské Podhradie section became a portion of current I/65, the Zvolen–Košice section became the new I/16, and the Košice–Vyšné Nemecké section became the new I/19.	403
I/51	Czech border at Holíč – Trnava ; Nitra – Hontianske Nemce – Banská Štiavnica – Hronská Breznica	200
I/54	Czech border at Moravské Lieskové – Nové Mesto nad Váhom	16
I/57	Czech border at Horné Srnie – Dubnica nad Váhom	12
I/59	Banská Bystrica – Ružomberok – Dolný Kubín – Polish border at Trstená	114
I/60	Žilina ring road	6.5
I/61	Austrian border west of Bratislava – Bratislava – Senec – Trnava – Piešťany – Nové Mesto nad Váhom – Trenčín – Považská Bystrica – Žilina	191
I/61A	Beluša	2
I/62	Senec – Sereď – Šoporňa	37
I/63	Bratislava – Dunajská Streda – Komárno – Štúrovo – Hungarian border	148
I/64	Hungarian border – Komárno – Nové Zámky – Nitra – Prievidza – Žilina	213
I/64A	Rajeckých Teplíc bypass	1
I/64b	Bytčica
I/64C	Road I/64 – Road I/64b
I/64d	Topoľčiani – Krušovice
I/65	Nitra – Zlaté Moravce – Čaradice ; Hronský Beňadik – Nová Baňa; Žarnovica – Žiar nad Hronom – Turčianske Teplice – Martin – Vrútky	125
I/65D	Martin bypass	7
I/66	Hungarian border at Šahy – Zvolen – Banská Bystrica – Brezno – Vernár – Poprad – Spišská Belá – Polish border at Tatranská Javorina	244
I/66A	Poprad bypass	3.64
I/67	Hungarian border at Kráľ – Tornaľa ; Rožňava – Pusté Pole Originally continued to Tatranská Javorina, but this (along with I/67A) became a portion of I/66 in 2015.	61
I/68	Polish border at Mníšek nad Popradom – Stará Ľubovňa – Prešov Originally continued to the Hungarian border at Milhosť, but this section was split off to the new I/17 and I/20 in 2015.	80
I/69	Kováčová – Banská Bystrica	13
I/70	Párnica – Dolný Kubín	18
I/71	Lučenec – Hungarian border at Šiatorská Bukovinka	26
I/72	Rimavská Sobota – Brezno ; Podbrezová – Liptovský Hrádok	105
I/73	Lipníky – Svidník – Polish border at Vyšný Komárnik Decommissioned on 1 August 2015 and renumbered to I/21.	59
I/74	Strážske – Humenné – Ukrainian border at Ubľa	60
I/74A	Humenné inner bypass	3
I/74B	Humenné inner bypass	0.1
I/75	Sládkovičovo – Galanta – Šaľa – Nové Zámky – Veľký Krtíš – Lučenec	200
I/75A	Galanta bypass	9
I/76	Štúrovo – Hronský Beňadik	75
I/77	Spišská Belá – Stará Ľubovňa – Bardejov – Svidník	115
I/77A	Čirč – Polish border	0.1
I/78	Oravský Podzámok – Námestovo – Polish border at Oravská Polhora	44
I/79	Vranov nad Topľou – Trebišov – Slovenské Nové Mesto – Čierna	90
I/79A	Slovenské Nové Mesto – Hungarian border	0.4
I/80	I/68 in Presov – D1 motorway in Presov Decommissioned on 1 October 2020 and absorbed into I/68.	1.8

See also

References

External links