(a)

from the east — from the northern border of the village of Sanie Dąb to the south on the road linking the village Sanie Dąb with the village Kołaki Kościelne to the intersection with the river Dąb, continued along the river Dąb to the south-east, then along the edge of the forest at the western border of the village Tybory-Olszewo, then along the road linking the village Tybory-Olszewo with the village Tybory-Kamianka, then along the western side of the village Tybory-Kamianka to the road linking the village Tybory-Kamianka with the village Jabłonka Kościelna, then south to the watercourse connecting the pond Kamianka with the river Jabłonka, then along the watercourse to its estuary to the river Jabłonka, then in a straight line south to the junction of the road no. 66 with the road linking the village Jabłonka Kościelna with the village Miodusy-Litwa;

(b)

from the south — along the road no. 66 in the western direction to the intersection with the river Jabłonka with the road no. 66, then along the southern border of the village of Faszcze to the river Jablonka, further west along the river Jabłonka to the border between the village Wdziękoń Pierwszy and the village Wdziękoń Drugi, and then in a straight line north to the road no. 66, then along road no. 66 west to the intersection of the watercourse with the road no. 66 in a line of the village Wdziękoń Pierwszy;

(c)

from the west — to the north along the watercourse to the edge of the forest, continued along the eastern border of the reserve ‘Grabówka’ and then along the eastern border of the forest to the road connecting the village Grabówka with the village of Wróble-Arciszewo;

(d)

from the north — in a straight line to the east to the river Dąb below the village of Czarnowo Dąb, then in a straight line to the east along the northern border of the village of Sanie Dąb to the road linking the village Sanie Dąb to the village Kołaki Kościelne.

(a)

from the north — from the village Konowały along the municipal road to the intersection with the road Szosa Kruszewska, then the road Szosa Kruszewska along the southern border of the forest to the exit to the village Kruszewo;

(b)

from the west — across the village Kruszewo along the eastern border of the valley of the river Narew in a line of the village Waniewo to the border with the powiat wysokomazowiecki;

(c)

from the south — from the border with the powiat wysokomazowiecki along the west bank of the valley of the river Narew;

(d)

from the east — from the west bank of the valley of the river Narew in a straight line to Topilec-Kolonia, and then in a straight line to the village Konowały.

(a)

from the north — from the intersection of the road no. 63 with the road leading to the prison in Czerwony Bór, on a curve in the direction of the village Polki Teklin then above this village to the intersection with the river Gać to the eastern border of the fish ponds around the village Poryte Jabłoń;

(b)

from the east — along the eastern border of the fish ponds around the village Poryte Jabłoń in the direction of the road connecting the village Poryte Jabłoń with the road no. 66, along the western border of this village in the direction of the road no. 63;

(c)

from the south — from the road no. 63 above the village of Stare Zakrzewo along the road linking this village with the village Tabędz, then along the western and northern border of this village;

(d)

from the west — a straight line towards the north to the western border of the village of Bacze Mokre, then from the western border of the village of Bacze Mokre in a straight line to the north — east reaching to the road leading to the prison in Czerwony Bór, then along this road to the road no. 63.

(a)

from the north — from the border of the powiat wysokomazowiecki, along the watercourse Brok Mały to the village Miodusy Litwa, along its south — west side; then from the border of the powiat zambrowski in the direction of the village Krajewo Białe, along the southern border of this village, then along the road in the direction of the village Stary Skarżyn;

(b)

from the west — along the western border of the village Stary Skarżyn to the intersection with the watercourse Brok Mały, in the south — eastern direction below the village Zaręby Krztęki to the borders of the powiat zambrowski;

(c)

from the south — from the borders of the powiat zambrowski along the watercourse running towards the village Kaczyn Herbasy;

(d)

from the east — along the road running from the village Miodusy Litwa through the village Święck Nowiny.

(a)

from the north — from the southern side of the village Kierzki in the eastern direction to the road no. 671 above the northern border of the village Czajki;

(b)

from the east — from the road no. 671 to the village of Jabłonowo Kąty, then in a southern direction along the west bank of the river Awissa; then to the road Idźki Średnie — Kruszewo Brodowo from the western side of the village Kruszewo Brodowo;

(c)

from the south — from the road no. 671 in a line of the village of Idźki-Wykno along the road connecting the village Sokoły with the village Jamiołki-Godzieby;

(d)

from the west — from the village Jamiołki-Godzieby along the east bank of the river Ślina to the village of Jamiołki Kowale, then to the north through the village Stypułki borki to the road Kierzki — Czajki on the eastern side of the village Kierzki.

(a)

from the east — from the border of the town of Bielsk Podlaski, Adam Mickiewicz street, along the eastern outskirts of the town Bielsk Podlaski;

(b)

from the south — along the southern outskirts of the town Bielsk Podlaski to the village Piliki, including the village Piliki, and continued in a straight line to the road no. 66;

(c)

from the west — from the road no. 66 in the direction of the western outskirts of the village Augustowo, including the village Augustowo, from the village Augustowo in a straight line to the intersection of the railway and the local road no. 1575B;

(d)

from the north — from the intersection of the railway and the local road no. 1575B along the northern outskirts of the town Bielsk Podlaski to the border of the town of Bielsk Podlaski, Adam Mickiewicz street.

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Łomża district — Łomża municipality;

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Zambrowski district — Zambrów town, Zambrów and Kołaki Kościelne municipalities;

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Wysokomazowiecki district — municipalities of Kulesze Kościelne, Wysokie Mazowieckie and the town of Wysokie Mazowieckie, Kobylin Borzymy, Sokoły and Czyżew;

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Białystok district — Choroszcz, Turośń Kościelna and Łapy municipalities;

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Bielski district — Bielsk Podlaski town, Bielsk Podlaski and Orla municipalities.